Arctic
Invent
Case Registry
Dashboard
Case Explorer
Back to Explorer
Update Case Entry
Manually curate individual case documents inside the PostgreSQL engine.
Case Lawsuit Title
*
Case / Trial ID Number
Jurisdiction Code
*
us
in
upc
eu
Category
*
Patent
Trademark
Copyright
Design
Filing Date
Decision Verdict Date
Court / Tribunal
Bench / Panel Judges
Petitioner / Claimant (Plaintiff)
Merck Sharp & Dohme LLC
Respondent / Defendant
Halozyme, Inc. et al.
Dispute Summary
Merck has filed a petition to invalidate Halozyme’s ’298 patent covering modified PH20 polypeptides, arguing the claims lack written description and enablement. The reply attacks Halozyme’s reliance on functional language and disclaimed dependent claims.
Outcome / Ruling
Verdict Document PDF URL
Full text judgment
Cancel
Update Case